ESP32 + display + numeric keyboard + modem 4G
Budget: €30 – €250 EUR
Hi, i have to design a board with ESP32 , with a small display , with a numeric keyboard and with a little GPRS modem 4G with small antenna, something like this:
https://it.aliexpress.com/item/1005003589706292.html?gatewayAdapt=glo2ita&spm=a2g0o.9042311.0.0.25014c4dpUiDJO
i search someone who help me to design the schematic of this board and write the firmware with arduino.
To be sure you read all requirements, please, replay with "Hi Andrea,"
Best Regards Andrea
https://it.aliexpress.com/item/1005003589706292.html?gatewayAdapt=glo2ita&spm=a2g0o.9042311.0.0.25014c4dpUiDJO
i search someone who help me to design the schematic of this board and write the firmware with arduino.
To be sure you read all requirements, please, replay with "Hi Andrea,"
Best Regards Andrea